|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'SPROAT') AND (first_name = 'Clinton') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Last Name is 'SPROAT'; First Name is 'Clinton';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||544,778||August 20, 1895||Insulator for Electric or Other Wires
CD 207.2 self-tying screw top similar to Prenzel patent (top is known but not the bottom)
TARR, Edward N.
|Self-tying Screw Top|
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